Weltech Electronics offers Weatherproof Miniature Co-Axial Connectors / Adaptors. Weltech Electronics manufactures Connectors, Audio-Video, CATV-MATV Accessories and Components, Audio-Video Parts, Jacks, Electromechanical Components, Plugs and Sockets, RF or Microwave Co-axial Connectors, Receptacles and Adapters such as PAL, F, RCA, UHF, Mini UHF, N, BNC, TNC, SMA, SMB, FME [SAP], Fibre Optic Connectors and Adapters etc. The Weatherproof Miniature Co-Axial Connectors / Adaptors comes under the brand name "BNC Series" are used in data networking as well as video, audio and test equipment application. Video applications such as security systems use 75 versions to match the standard system impedance. These connectors are manufactured to MIL-PRF-39012 requirements and are typically used in applications operating up to 4 GHz.